206635342 has 8 divisors (see below), whose sum is σ = 310032000. Its totient is φ = 103291344.

The previous prime is 206635327. The next prime is 206635349. The reversal of 206635342 is 243536602.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206635349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1167 + ... + 20362.

It is an arithmetic number, because the mean of its divisors is an integer number (38754000).

Almost surely, 2^206635342 is an apocalyptic number.

206635342 is a deficient number, since it is larger than the sum of its proper divisors (103396658).

206635342 is a wasteful number, since it uses less digits than its factorization.

206635342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26330.

The product of its (nonzero) digits is 25920, while the sum is 31.

The square root of 206635342 is about 14374.8162423038. The cubic root of 206635342 is about 591.2006022316.

The spelling of 206635342 in words is "two hundred six million, six hundred thirty-five thousand, three hundred forty-two".